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双相情感障碍的父母的孩子的神经损伤因子水平和执行功能:一个病例对照研究
Özlem Çiçek Zekey1, Halit Necmi Uçar2, Fikret Akyürek3
1Department of Child and Adolescent Psychiatry, Sivas Numune Hospital, Sivas, Turkey.
患双相情感障碍 (BD) 风险较高的儿童表现出较低的神经营养因子水平,包括BDNF,NT-3和NT-4. 这些因素与执行职能缺陷相关,这表明在BD脆弱性中发挥了作用.
科学领域:
- 神经科学是一个神经科学.
- 精神病学是一个精神病学.
- 遗传学 是一个遗传学.
背景情况:
- 双极性障碍 (BD) 具有显著的遗传成分,受影响父母的后代面临更高的风险.
- 识别高风险儿童的早期脆弱性因素对于了解BD的发育轨迹至关重要.
- 神经营养不良因素对神经元的生存,生长和分化至关重要,可能会影响与BD相关的大脑发育.
研究的目的:
- 在患双相情感障碍高风险的儿童和青少年中调查神经营养因子水平 (BDNF,NT-3,NT-4).
- 检查这些神经营养因子和高风险组的执行功能之间的关系.
- 确定与BD家族风险相关的潜在生物脆弱性标志物.
主要方法:
- 一项横截面研究,将32名高风险儿童/青少年 (父母诊断的BD) 与34名健康对照人进行比较.
- 执行职能使用Stroop测试,串行数字学习测试 (SDLT) 和取消测试进行评估.
- 血清神经营养因子水平通过酶相关免疫吸收试验 (ELISA) 测量.
主要成果:
- 与对照组相比,高危人群的BDNF,NT-3和NT-4血清水平显著降低.
- 在高风险组中观察到SDLT得分较低.
- 在高危人群中,BDNF水平与取消测试的表现之间发现了负相关性.
结论:
- BDNF,NT-3和NT-4可能与双相情感障碍的病理生理学有关.
- 高危年轻人中神经营养因子水平降低可能与执行功能障碍有关,特别是在注意力和反应抑制方面.
- 这些发现表明,风险人群中BD脆弱性的潜在生物标志物.
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